Roland has been a member at a local gym for the past three months. He paid an initial member fee of 75 dollars and a fixed monthly fee, which came to a total of 171 dollars at the end of the three months. How much was Roland's fixed monthly fee?

Question

Hero · Answer

@mduff89

In other words:
75 + fixed monthly fee*(number of membership months) = 171.

We know that he has been a member for three months so:
75 + 3*(fixed monthly fee) = 171.

Let x represent the fixed monthly fee since that's what we need to find. 
Then 75 + 3x = 171

Solve for x